Salicylic Acid Impurity 1 (CAS 89469-32-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C8H7ClO5S. Molecular weight: 250.66 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
Molecular Formula
C8H7ClO5S
Molecular Weight
250.66 g/mol
Purity
>95%
Storage
Store in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)
Soluble in methanol, ethanol, DMSO
Stability
May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions